112 
OUTLINE OF CONTENTS. 
i 
I. The bamboo-like Calamites, abundant | { 
equally in the collieries of our own island, (\ 
Germany, Bohemia, Belgium, France, Vir- M 
ginia, Pensylvania, and Nova Scotia, and of i 
which identical species are found at all these > j 
places. 1 , 
The Calamites Suckowii has now its tomb \ 
where it had once its dwelling, at Newcastle, I 
Saarbruck, Anzin and Litry, on the old i 
continent, and at Wilkesbarre and Rich- ( 
mond, in the United States. i 
II. The Ferns, of which there are up- i 
wards of 150 species found in these dark [i 
caverns, many of which have a range [. 
wide as the calamites, and one or two extend | 
still further, and appear in New South [ 
Wales and in India. j 
Sphenopteris Trifoliata extends from Si- i 
lesia to Yorkshire. Several species of ( 
Neuropteris have an American as well as i 
a European locality, and so of Pecopteris: j 
whilst one remarkable fossil, Glossopteris j 
Broivniana, has been found in mines on the I 
Hawkesbury River in Australia and Rana I 
Gunge in India. 
The arborescent ferns now known, all 
